[linux-stable-rc:linux-5.4.y 2166/3542] arch/powerpc/kernel/smp.c:599:6: error: no previous prototype for 'crash_smp_send_stop'

[kernel test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.4.y
head:   7dae5fe9ddc036e00696eb0f54f4e7cabc04bb81
commit: 2a8870f5cb2ab56fdf17ef219d9389061ca9a774 [2166/3542] powerpc: handle kdump appropriately with crash_kexec_post_notifiers option
config: powerpc-randconfig-r002-20220509 (https://download.01.org/0day-ci/archive/20220510/202205100902.Ey56VTam-lkp@xxxxxxxxx/config)
compiler: powerpc-linux-gcc (GCC) 11.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=2a8870f5cb2ab56fdf17ef219d9389061ca9a774
        git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git
        git fetch --no-tags linux-stable-rc linux-5.4.y
        git checkout 2a8870f5cb2ab56fdf17ef219d9389061ca9a774
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=powerpc SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

Note: the linux-stable-rc/linux-5.4.y HEAD 7dae5fe9ddc036e00696eb0f54f4e7cabc04bb81 builds fine.
      It only hurts bisectability.

All errors (new ones prefixed by >>):

   arch/powerpc/kernel/smp.c:539:6: error: no previous prototype for 'tick_broadcast' [-Werror=missing-prototypes]
     539 | void tick_broadcast(const struct cpumask *mask)
         |      ^~~~~~~~~~~~~~
   arch/powerpc/kernel/smp.c:549:6: error: no previous prototype for 'debugger_ipi_callback' [-Werror=missing-prototypes]
     549 | void debugger_ipi_callback(struct pt_regs *regs)
         |      ^~~~~~~~~~~~~~~~~~~~~
>> arch/powerpc/kernel/smp.c:599:6: error: no previous prototype for 'crash_smp_send_stop' [-Werror=missing-prototypes]
     599 | void crash_smp_send_stop(void)
         |      ^~~~~~~~~~~~~~~~~~~
   cc1: all warnings being treated as errors


vim +/crash_smp_send_stop +599 arch/powerpc/kernel/smp.c

   598	
 > 599	void crash_smp_send_stop(void)
   600	{
   601		static bool stopped = false;
   602	
   603		if (stopped)
   604			return;
   605	
   606		stopped = true;
   607	

-- 
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